. >>> mitt romney's strong debate performance last week already had president obama on the defensive. now it also has the president trailing in at least one poll. a new survey by pew research shows mitt romney now with a four-point lead over the president, 49% to 45%. in the same poll taken just a month ago, mitt romney trailed the president eight points, 51% to 43%. that was just as that hidden camera video surfaced of the infamous 47% comments. the new poll also contained good news for mitt romney on other fronts. his favorability at 50% for the first time in a pew poll and he also saw gains among hispanics, women and voters under the age of 50. >> i'm going to stop other things. i like pbs, i love big bird and actually like you. >> the fallout from mitt romney's big bird comment is not going away any time soon. in fact it's the focus of a new ad from the obama campaign. >> bernie madoff, criminals, gut ons of greed and the evil genius who towered over them. one man has the guts to speak his name. >> big bird. >> big bird, big bird. >> it's me, big bird. >> mitt romney knows it's no